Home / 173,619.10-260,428.65-55,302.40

Finding the Fourth Proportional to 173,619.10, 260,428.65 and 55,302.40

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Solution

The fourth proportional to 173,619.10, 260,428.65 and 55,302.40 is: 82,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,619.10 : 260,428.65 = 55,302.40 : x
  2. Step 2: Convert to fraction form
    173,619.10/260,428.65 = 55,302.40/x
  3. Step 3: Cross multiply
    173,619.10x = 260,428.65 × 55,302.40
  4. Step 4: Simplify right side
    173,619.10x = 14,402,329,373.76
  5. Step 5: Solve for x
    x = 14,402,329,373.76/173,619.10
  6. Step 6: Final answer
    x = 82,953.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.